EP4078470A4 - SYSTEMS AND METHODS FOR TUNING THE CAPACITY OF QUBITS - Google Patents

SYSTEMS AND METHODS FOR TUNING THE CAPACITY OF QUBITS Download PDF

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Publication number
EP4078470A4
EP4078470A4 EP20903620.1A EP20903620A EP4078470A4 EP 4078470 A4 EP4078470 A4 EP 4078470A4 EP 20903620 A EP20903620 A EP 20903620A EP 4078470 A4 EP4078470 A4 EP 4078470A4
Authority
EP
European Patent Office
Prior art keywords
qubits
systems
methods
tuning capacitance
tuning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20903620.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4078470A1 (en
Inventor
Reza Molavi
Mark H. VOLKMANN
Emile M. HOSKINSON
Richard G. Harris
Trevor M. LANTING
Paul I. Bunyk
Andrew J. Berkley
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
D Wave Systems Inc
Original Assignee
D Wave Systems Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by D Wave Systems Inc filed Critical D Wave Systems Inc
Publication of EP4078470A1 publication Critical patent/EP4078470A1/en
Publication of EP4078470A4 publication Critical patent/EP4078470A4/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N10/00—Quantum computing, i.e. information processing based on quantum-mechanical phenomena
    • G06N10/40—Physical realisations or architectures of quantum processors or components for manipulating qubits, e.g. qubit coupling or qubit control
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N60/00—Superconducting devices
    • H10N60/10—Junction-based devices
    • H10N60/12—Josephson-effect devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic

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  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Computation (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Artificial Intelligence (AREA)
  • Superconductor Devices And Manufacturing Methods Thereof (AREA)
EP20903620.1A 2019-12-20 2020-12-15 SYSTEMS AND METHODS FOR TUNING THE CAPACITY OF QUBITS Pending EP4078470A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962951738P 2019-12-20 2019-12-20
PCT/US2020/065150 WO2021126875A1 (en) 2019-12-20 2020-12-15 Systems and methods for tuning capacitance of qubits

Publications (2)

Publication Number Publication Date
EP4078470A1 EP4078470A1 (en) 2022-10-26
EP4078470A4 true EP4078470A4 (en) 2024-01-31

Family

ID=76478273

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20903620.1A Pending EP4078470A4 (en) 2019-12-20 2020-12-15 SYSTEMS AND METHODS FOR TUNING THE CAPACITY OF QUBITS

Country Status (5)

Country Link
US (1) US20230027682A1 (zh)
EP (1) EP4078470A4 (zh)
JP (1) JP2023507785A (zh)
CN (1) CN115136159A (zh)
WO (1) WO2021126875A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023219656A2 (en) * 2021-12-14 2023-11-16 D-Wave Systems Inc. Systems and methods for increasing energy‐scale by minimizing qubit inductance

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8854074B2 (en) * 2010-11-11 2014-10-07 D-Wave Systems Inc. Systems and methods for superconducting flux qubit readout

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7619437B2 (en) * 2004-12-30 2009-11-17 D-Wave Systems, Inc. Coupling methods and architectures for information processing
EP2340572B1 (en) * 2008-09-03 2017-07-26 D-Wave Systems Inc. Systems, methods and apparatus for active compensation of quantum processor elements
US10037493B2 (en) * 2013-10-22 2018-07-31 D-Wave Systems Inc. Universal adiabatic quantum computing with superconducting qubits
US9647662B1 (en) * 2016-06-24 2017-05-09 Northrop Grumman Systems Corporation Superconducting tunable coupler
US10050630B2 (en) * 2016-08-19 2018-08-14 Rigetti & Co, Inc. Flux-tunable qubit device with multiple Josephson junctions

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8854074B2 (en) * 2010-11-11 2014-10-07 D-Wave Systems Inc. Systems and methods for superconducting flux qubit readout

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HARRIS R ET AL: "Experimental Demonstration of a Robust and Scalable Flux Qubit", ARXIV.ORG, CORNELL UNIVERSITY LIBRARY, 201 OLIN LIBRARY CORNELL UNIVERSITY ITHACA, NY 14853, 24 September 2009 (2009-09-24), XP080368167, DOI: 10.1103/PHYSREVB.81.134510 *
See also references of WO2021126875A1 *

Also Published As

Publication number Publication date
US20230027682A1 (en) 2023-01-26
CN115136159A (zh) 2022-09-30
WO2021126875A1 (en) 2021-06-24
JP2023507785A (ja) 2023-02-27
EP4078470A1 (en) 2022-10-26

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